package com.seckillpro.seckill_pro.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.io.ClassPathResource;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.script.DefaultRedisScript;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

/**
 * @Package: com.seckillpro.SecKill_pro.config
 * @ClassName: RedisConfig
 * @Author: lyx
 * @CreateTime: 2021/3/4 15:41
 * @Description: redis配置类
 * 实现序列化
 */

@Configuration
public class RedisConfig {

    @Bean
    public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
        RedisTemplate<String, Object> redisTemplate = new RedisTemplate<>();

        //key的序列化
        redisTemplate.setKeySerializer(new StringRedisSerializer());

        //value的序列化
        redisTemplate.setValueSerializer(new GenericJackson2JsonRedisSerializer());

        //hash类型 key的序列化
        redisTemplate.setHashKeySerializer(new StringRedisSerializer());

        //hash类型 value的序列化
        redisTemplate.setHashValueSerializer(new GenericJackson2JsonRedisSerializer());

        //注入连接工厂
        redisTemplate.setConnectionFactory(redisConnectionFactory);
        return redisTemplate;
    }


    @Bean
    public DefaultRedisScript<Long> script() {
        DefaultRedisScript<Long> redisScript = new DefaultRedisScript<>();

        //lock.lua 脚本位置和application.yml同级目录
        redisScript.setLocation(new ClassPathResource("lock.lua"));
        redisScript.setResultType(Long.class);
        return redisScript;
    }
}
